Matching: Match the correct term with the phrases ____1 antigen a helps stimulate the immune system

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Matching: Match the correct term with the phrases

____1 antigen a helps stimulate the immune system

____2 helper T b suppresses killer T cells and B cells

____3 killer T c a foreign substance in the body identified

by it’s proteins

____4 suppressor T d cells that produces antibodies

____5 B cells e kills or disables infected cells by injecting

them with chemical substance perforin

6 Some people take medicine for every rise in fever, even a few degrees What do you recommend? Why? (2pts)

Refer to the following example: A mouse scratches its foot on the wire of its cage Bacteria enter the wound and the area becomes infected

7 In this example, bacteria is the

a disease b pathogen c antibody d complement

8 The mouse recovers and becomes immune to this bacteria because

a Phagocytes never leave the cite of the infection

b The bacteria will be weaker next time

c There will be antibodies in the bloodstream that “remember” the antigen and are ready to fight

d Skin cells produce an antibiotic to protect the mouse from re?Infection

9 Vaccines introduce the body to certain

a pathogens in dead or weakened form

b pathogens capable of causing symptoms

c antibodies that remain in circulation

d antibiotics that remain in circulation